Drainage tunnels Graf, Kyiv

The Graf tunnel is specially designed for the installation of an underground drainage field and is used for the removal of purified wastewater, as well as stormwater. The tunnel's unique and durable design, the ability to receive up to 300 liters of water at once, and its light weight (11 kg) make it indispensable for solving the problems of removing stormwater and purified wastewater. Tunnels are easily connected to each other, they can be arranged in one or several rows. At the beginning and at the end of the row, special plugs for connecting pipes DN 100/150/200/300 are installed. If the zone above the drainage is pedestrian, the soil layer may be min. 250 mm. Delivery across Ukraine.